180865386

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{28627}}^1$

素因数の和:28657

約数の個数: 48

約数和(自身を含む): 437664864

約数和(自身を除く): 256799478

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 3159, 6318, 28627, 57254, 85881, 171762, 257643, 372151, 515286, 744302, 772929, 1116453, 1545858, 2232906, 2318787, 3349359, 4637574, 6698718, 6956361, 10048077, 13912722, 20096154, 30144231, 60288462, 90432693, 180865386]

約数ペア:

[(1, 180865386), (2, 90432693), (3, 60288462), (6, 30144231), (9, 20096154), (13, 13912722), (18, 10048077), (26, 6956361), (27, 6698718), (39, 4637574), (54, 3349359), (78, 2318787), (81, 2232906), (117, 1545858), (162, 1116453), (234, 772929), (243, 744302), (351, 515286), (486, 372151), (702, 257643), (1053, 171762), (2106, 85881), (3159, 57254), (6318, 28627)]